gwancheukgigu
observation instrument
instrument d'observation
우리는 새로운 관측기구를 사용하여 별을 관찰했다.
urineun saeroun gwancheuggi-gureul sayonghayeo byeoreul gwanchalhaetta.
We used a new observation instrument to observe the stars.
More words starting with 관
We review every report and fix data issues fast.